As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEFT PACK TRIP LIGHT CAME ON. RESET, BUT MASTER CAUTION ON RECALL. ACFT GROUNDED. FOUND LEFT PACK TEMP CONTROLLER TO HAVE THIS PACK TCV FAULT. PERFORMED BITE ON TEMP CONTROLLER- FAULT CLEARED. INTERMITTENT FAULT OK FOR SERVICE. REF FIM 21-62-00-810-830.